nounmasculinepl: sulfides
sulfeto
1. A chemical compound of sulfur with another element or radical, typically a metal
Iron sulfide is commonly found in nature as the mineral pyrite.
O sulfeto de ferro é comumente encontrado na natureza como o mineral pirita.
2. Any compound formed by the union of sulfur with a more electropositive element
Hydrogen sulfide is a colorless, toxic gas with a distinctive rotten egg smell.
O sulfeto de hidrogênio é um gás incolor, tóxico, com cheiro característico de ovo podre.
3. In chemistry, a substance containing the S²⁻ anion or a covalent sulfur-containing compound
Zinc sulfide is used in luminescent materials.
O sulfeto de zinco é usado em materiais luminescentes.
Sulfide is a technical term primarily used in chemistry, geology, and industrial contexts. In Brazil, 'sulfeto' is the standard scientific terminology used in universities, laboratories, and industry. The term appears frequently in discussions of mining (particularly iron sulfides), wastewater treatment, and semiconductor manufacturing. No significant cultural or regional slang variations exist for this technical term.
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